Use r2 when encoding tls on ppc32. Fixes PR18305.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@197878 91177308-0d34-0410-b5e6-96231b3b80d8
yws · Dec 22, 2013 · 1a7ebaa · 1a7ebaa
1 parent d1469e0
commit 1a7ebaa
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.cpp b/lib/Target/PowerPC/MCTargetDesc/PPCMCCodeEmitter.cpp
@@ -217,7 +217,8 @@ unsigned PPCMCCodeEmitter::getTLSRegEncoding(const MCInst &MI, unsigned OpNo,
   // Return the thread-pointer register's encoding.
   Fixups.push_back(MCFixup::Create(0, MO.getExpr(),
                                    (MCFixupKind)PPC::fixup_ppc_nofixup));
-  return CTX.getRegisterInfo()->getEncodingValue(PPC::X13);
+  bool isPPC64 = TT.getArch() == Triple::ppc64 || TT.getArch() == Triple::ppc64le;
+  return CTX.getRegisterInfo()->getEncodingValue(isPPC64 ? PPC::X13 : PPC::R2);
 }
 
 unsigned PPCMCCodeEmitter::getTLSCallEncoding(const MCInst &MI, unsigned OpNo,